Finding the Fourth Proportional to 3,081,985.76, 4,622,845.79 and 807,459.99
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Solution
The fourth proportional to 3,081,985.76, 4,622,845.79 and 807,459.99 is: 1,211,155.18
Step by Step Solution
- Step 1: Write the proportion equation
3,081,985.76 : 4,622,845.79 = 807,459.99 : x - Step 2: Convert to fraction form
3,081,985.76/4,622,845.79 = 807,459.99/x - Step 3: Cross multiply
3,081,985.76x = 4,622,845.79 × 807,459.99 - Step 4: Simplify right side
3,081,985.76x = 3,732,763,011,327.64 - Step 5: Solve for x
x = 3,732,763,011,327.64/3,081,985.76 - Step 6: Final answer
x = 1,211,155.18
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.